/*
* remove all (exported) connections
*/
static void remove_connection(snd_seq_t *seq, snd_seq_client_info_t *cinfo,
snd_seq_port_info_t *pinfo, int count)
{
snd_seq_query_subscribe_t *query;
snd_seq_query_subscribe_alloca(&query);
snd_seq_query_subscribe_set_root(query, snd_seq_port_info_get_addr(pinfo));
snd_seq_query_subscribe_set_type(query, SND_SEQ_QUERY_SUBS_READ);
snd_seq_query_subscribe_set_index(query, 0);
for (; snd_seq_query_port_subscribers(seq, query) >= 0;
snd_seq_query_subscribe_set_index(query, snd_seq_query_subscribe_get_index(query) + 1)) {
snd_seq_port_info_t *port;
snd_seq_port_subscribe_t *subs;
const snd_seq_addr_t *sender = snd_seq_query_subscribe_get_root(query);
const snd_seq_addr_t *dest = snd_seq_query_subscribe_get_addr(query);
snd_seq_port_info_alloca(&port);
if (snd_seq_get_any_port_info(seq, dest->client, dest->port, port) < 0)
continue;
if (!(snd_seq_port_info_get_capability(port) & SND_SEQ_PORT_CAP_SUBS_WRITE))
continue;
if (snd_seq_port_info_get_capability(port) & SND_SEQ_PORT_CAP_NO_EXPORT)
continue;
snd_seq_port_subscribe_alloca(&subs);
snd_seq_port_subscribe_set_queue(subs, snd_seq_query_subscribe_get_queue(query));
snd_seq_port_subscribe_set_sender(subs, sender);
snd_seq_port_subscribe_set_dest(subs, dest);
snd_seq_unsubscribe_port(seq, subs);
}
snd_seq_query_subscribe_set_type(query, SND_SEQ_QUERY_SUBS_WRITE);
snd_seq_query_subscribe_set_index(query, 0);
for (; snd_seq_query_port_subscribers(seq, query) >= 0;
snd_seq_query_subscribe_set_index(query, snd_seq_query_subscribe_get_index(query) + 1)) {
snd_seq_port_info_t *port;
snd_seq_port_subscribe_t *subs;
const snd_seq_addr_t *dest = snd_seq_query_subscribe_get_root(query);
const snd_seq_addr_t *sender = snd_seq_query_subscribe_get_addr(query);
snd_seq_port_info_alloca(&port);
if (snd_seq_get_any_port_info(seq, sender->client, sender->port, port) < 0)
continue;
if (!(snd_seq_port_info_get_capability(port) & SND_SEQ_PORT_CAP_SUBS_READ))
continue;
if (snd_seq_port_info_get_capability(port) & SND_SEQ_PORT_CAP_NO_EXPORT)
continue;
snd_seq_port_subscribe_alloca(&subs);
snd_seq_port_subscribe_set_queue(subs, snd_seq_query_subscribe_get_queue(query));
snd_seq_port_subscribe_set_sender(subs, sender);
snd_seq_port_subscribe_set_dest(subs, dest);
snd_seq_unsubscribe_port(seq, subs);
}
}
// Update port connection references.
void qjackctlAlsaConnect::updateConnections (void)
{
#ifdef CONFIG_ALSA_SEQ
qjackctlMainForm *pMainForm = qjackctlMainForm::getInstance();
if (pMainForm == NULL)
return;
snd_seq_t *pAlsaSeq = pMainForm->alsaSeq();
if (pAlsaSeq == NULL)
return;
snd_seq_query_subscribe_t *pAlsaSubs;
snd_seq_addr_t seq_addr;
snd_seq_query_subscribe_alloca(&pAlsaSubs);
// Proper type casts.
qjackctlAlsaClientList *pOClientList
= static_cast<qjackctlAlsaClientList *> (OClientList());
qjackctlAlsaClientList *pIClientList
= static_cast<qjackctlAlsaClientList *> (IClientList());
// For each output client item...
QListIterator<qjackctlClientItem *> oclient(pOClientList->clients());
while (oclient.hasNext()) {
qjackctlClientItem *pOClient = oclient.next();
// For each output port item...
QListIterator<qjackctlPortItem *> oport(pOClient->ports());
while (oport.hasNext()) {
qjackctlPortItem *pOPort = oport.next();
// Are there already any connections?
if (pOPort->connects().count() > 0)
continue;
// Hava a proper type cast.
qjackctlAlsaPort *pOAlsa
= static_cast<qjackctlAlsaPort *> (pOPort);
// Get port connections...
snd_seq_query_subscribe_set_type(pAlsaSubs, SND_SEQ_QUERY_SUBS_READ);
snd_seq_query_subscribe_set_index(pAlsaSubs, 0);
seq_addr.client = pOAlsa->alsaClient();
seq_addr.port = pOAlsa->alsaPort();
snd_seq_query_subscribe_set_root(pAlsaSubs, &seq_addr);
while (snd_seq_query_port_subscribers(pAlsaSeq, pAlsaSubs) >= 0) {
seq_addr = *snd_seq_query_subscribe_get_addr(pAlsaSubs);
qjackctlPortItem *pIPort
= pIClientList->findClientPort(
seq_addr.client, seq_addr.port);
if (pIPort) {
pOPort->addConnect(pIPort);
pIPort->addConnect(pOPort);
}
snd_seq_query_subscribe_set_index(pAlsaSubs,
snd_seq_query_subscribe_get_index(pAlsaSubs) + 1);
}
}
}
#endif // CONFIG_ALSA_SEQ
}
/*
* list subscribers of specified type
*/
static void list_each_subs(snd_seq_t *seq, snd_seq_query_subscribe_t *subs, int type, const char *msg)
{
int count = 0;
snd_seq_query_subscribe_set_type(subs, type);
snd_seq_query_subscribe_set_index(subs, 0);
while (snd_seq_query_port_subscribers(seq, subs) >= 0) {
const snd_seq_addr_t *addr;
if (count++ == 0)
printf("\t%s: ", msg);
else
printf(", ");
addr = snd_seq_query_subscribe_get_addr(subs);
printf("%d:%d", addr->client, addr->port);
if (snd_seq_query_subscribe_get_exclusive(subs))
printf("[ex]");
if (snd_seq_query_subscribe_get_time_update(subs))
printf("[%s:%d]",
(snd_seq_query_subscribe_get_time_real(subs) ? "real" : "tick"),
snd_seq_query_subscribe_get_queue(subs));
snd_seq_query_subscribe_set_index(subs, snd_seq_query_subscribe_get_index(subs) + 1);
}
if (count > 0)
printf("\n");
}
